487171636

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 990825472

約数和(自身を除く): 503653836

約数列:

[1, 2, 4, 7, 14, 28, 97, 181, 194, 362, 388, 679, 724, 991, 1267, 1358, 1982, 2534, 2716, 3964, 5068, 6937, 13874, 17557, 27748, 35114, 70228, 96127, 122899, 179371, 192254, 245798, 358742, 384508, 491596, 672889, 717484, 1255597, 1345778, 2511194, 2691556, 5022388, 17398987, 34797974, 69595948, 121792909, 243585818, 487171636]

約数ペア:

[(1, 487171636), (2, 243585818), (4, 121792909), (7, 69595948), (14, 34797974), (28, 17398987), (97, 5022388), (181, 2691556), (194, 2511194), (362, 1345778), (388, 1255597), (679, 717484), (724, 672889), (991, 491596), (1267, 384508), (1358, 358742), (1982, 245798), (2534, 192254), (2716, 179371), (3964, 122899), (5068, 96127), (6937, 70228), (13874, 35114), (17557, 27748)]